Home / 11,163,197.52-16,720,383.02-7,914,889.01

Finding the Fourth Proportional to 11,163,197.52, 16,720,383.02 and 7,914,889.01

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Solution

The fourth proportional to 11,163,197.52, 16,720,383.02 and 7,914,889.01 is: 11,855,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163,197.52 : 16,720,383.02 = 7,914,889.01 : x
  2. Step 2: Convert to fraction form
    11,163,197.52/16,720,383.02 = 7,914,889.01/x
  3. Step 3: Cross multiply
    11,163,197.52x = 16,720,383.02 × 7,914,889.01
  4. Step 4: Simplify right side
    11,163,197.52x = 132,339,975,810,215.12
  5. Step 5: Solve for x
    x = 132,339,975,810,215.12/11,163,197.52
  6. Step 6: Final answer
    x = 11,855,024.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.